Sudden nosebleeds can be caused by dry air, an underlying health condition, such as allergies, liver disease, kidney disease or a heart condition, such as hypertension or congestive heart failure. Additionally, a sudden ... More » Health Pain & Symptoms

Causes of sudden nosebleeds in adults include trauma to the nose, picking at the nose or irritation from a cold, according to WebMD. It is also possible to get a sudden nose bleed due to the development of a disease. More » Health Pain & Symptoms

Common causes of sudden nosebleeds in the elderly include damage to an artery in the back of the nose, a blow to the face or irritation from a cold, according to WebMD. Sometimes clotting problems caused by blood-thinnin... More » Health Older Adults
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One of the most common causes of nosebleeds in adults is dry air, as nasal passages are more susceptible to bleeding and infections as they dry out, according to Mayo Clinic. Trauma to the nose is another common cause, s... More » Health Pain & Symptoms

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